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The Armstrong International A9330 Diaphragm and Washer is a critical replacement component engineered specifically for high-performance fluid control systems
Featuring a 3/8" x 5/8" sweat ODF connection and a 24Vdc supply voltage
this polyolester oil for R-410A is specifically designed to handle the high pressures and solubility requirements of R-410A residential and commercial units
Contractors value this series for its straightforward integration into existing HVAC fuel trains and its ability to maintain seat integrity under fluctuating line pressures
Direct replacement for Watts 1053017
Lochinvar & A.O. Smith 100108951 Thermostat 318820-201 The Armstrong International A9330 DiaphragmThe Lochinvar & A. O. Smith 100108951 Thermostat is a critical OEM replacement part designed for high performance commercial and residential electric water heaters. As a heavy duty upper thermostat, it provides precise temperature control to ensure the heating elements cycle correctly and maintain system efficiency. This thermal regulator comes integrated with an Emergency Cut Off (ECO) safety switch, which manually trips to prevent overheating
